The BGP Instability Report

The BGP Instability Report is updated daily. This report
was generated on 20 May 2018 06:21 (UTC+1000)

50 Most active ASes for the past 7 days

RANK	ASN	UPDs	%	Prefixes	UPDs/Prefix	AS NAME
1	9829	93246	2.77%	2812	33.16	BSNL-NIB National Internet Backbone, IN
2	135577	84111	2.50%	8	10513.88	SAP_DC_SHA SAP, SG
3	51993	48365	1.44%	13	3720.38	REGION-TV-AS, UA
4	13118	35638	1.06%	49	727.31	ASN-YARTELECOM PJSC Rostelecom, RU
5	17974	29149	0.86%	2297	12.69	TELKOMNET-AS2-AP PT Telekomunikasi Indonesia, ID
6	9503	28920	0.86%	60	482.00	FX-PRIMARY-AS FX Networks Limited, NZ
7	10620	25661	0.76%	3594	7.14	Telmex Colombia S.A., CO
8	8048	24830	0.74%	385	64.49	CANTV Servicios, Venezuela, VE
9	44216	22284	0.66%	20	1114.20	CODITEL, BE
10	3203	21563	0.64%	2	10781.50	ASVIDEOKANAL, RU
11	45271	18704	0.55%	707	26.46	ICLNET-AS-AP Idea Cellular Limited, IN
12	11338	18701	0.55%	113	165.50	SKY SERVIÇOS DE BANDA LARGA LTDA, BR
13	3561	17550	0.52%	472	37.18	CENTURYLINK-LEGACY-SAVVIS - Savvis, US
14	27738	17106	0.51%	788	21.71	Ecuadortelecom S.A., EC
15	6389	16450	0.49%	1653	9.95	BELLSOUTH-NET-BLK - BellSouth.net Inc., US
16	9121	16113	0.48%	1896	8.50	TTNET, TR
17	8151	15738	0.47%	4965	3.17	Uninet S.A. de C.V., MX
18	36903	15522	0.46%	741	20.95	MT-MPLS, MA
19	7018	14816	0.44%	1733	8.55	ATT-INTERNET4 - AT&T Services, Inc., US
20	3475	14122	0.42%	83	170.14	DNIC-AS-03475 - Navy Network Information Center (NNIC), US
21	8551	13873	0.41%	3641	3.81	BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbone, IL
22	11139	13780	0.41%	453	30.42	CWC-ROC-11139 - Cable & Wireless Dominica, DM
23	5087	13747	0.41%	72	190.93	LANKA-COM Lanka Communication Services, LK
24	45899	13676	0.41%	2615	5.23	VNPT-AS-VN VNPT Corp, VN
25	1501	13380	0.40%	106	126.23	DNIC-ASBLK-01500-01502 - Headquarters, USAISC, US
26	3832	12616	0.37%	20	630.80	CINE-NET - Cinenet Communications, US
27	41176	12267	0.36%	19	645.63	SAHARANET-AS Sahara Net Main NOC AS, SA
28	6428	11813	0.35%	93	127.02	CDM - CDM, US
29	46573	11555	0.34%	1016	11.37	GLOBAL-FRAG-NETWORKS - Global Frag Networks, US
30	22773	11378	0.34%	3300	3.45	ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US
31	58879	11371	0.34%	478	23.79	ANCHNET Shanghai Anchang Network Security Technology Co.,Ltd., CN
32	6849	11254	0.33%	1332	8.45	UKRTELNET, UA
33	7713	10972	0.33%	945	11.61	TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
34	9459	10646	0.32%	54	197.15	ASKONKUK Konkuk University, KR
35	42337	10464	0.31%	340	30.78	RESPINA-AS, IR
36	28187	10320	0.31%	7	1474.29	Stratus Telecomunicacoes Ltda, BR
37	196742	9977	0.30%	26	383.73	EKRAN-AS, RU
38	53066	9770	0.29%	110	88.82	Vetorialnet Inf e Serv de Internet EIRELI - EPP, BR
39	8376	9520	0.28%	854	11.15	, JO
40	3450	9478	0.28%	18	526.56	UTK - University of Tennessee, Knoxville, US
41	50710	9313	0.28%	448	20.79	EARTHLINK-AS, IQ
42	701	9311	0.28%	1113	8.37	UUNET - MCI Communications Services, Inc. d/b/a Verizon Business, US
43	36040	8755	0.26%	50	175.10	YOUTUBE - Google LLC, US
44	23487	8608	0.26%	178	48.36	CONECEL, EC
45	55994	8506	0.25%	16	531.62	ANCHNET ShangHai AnchNet Tec, Inc., CN
46	30036	8492	0.25%	1985	4.28	MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communications Corp, US
47	13904	8423	0.25%	152	55.41	COSLINK - Cherryland Services Inc, US
48	20057	8329	0.25%	1011	8.24	ATT-MOBILITY-LLC-AS20057 - AT&T Mobility LLC, US
49	28368	8306	0.25%	113	73.50	SOBRALNET SERVICOS E TELECOMUNICACOES LTDA - ME, BR
50	22394	8248	0.24%	877	9.40	CELLCO - Cellco Partnership DBA Verizon Wireless, US
Total		896737	26.64%

50 Most active ASes for the past 7 days

RANK	ASN	UPDs/Prefix	%	Prefixes	UPDs	AS NAME
1	3203	21563.0	0.64%	2	21563	ASVIDEOKANAL, RU
2	135577	21027.8	2.50%	8	84111	SAP_DC_SHA SAP, SG
3	13118	17819.0	1.06%	49	35638	ASN-YARTELECOM PJSC Rostelecom, RU
4	17559	7522.0	0.22%	44	7522	SPECTUM-NON-AP Spectrums Core Network, AU
5	51993	6909.3	1.44%	13	48365	REGION-TV-AS, UA
6	133314	4941.0	0.15%	1	4941	BUBBLESERVER-AS Bubble Server LLP, IN
7	55994	4253.0	0.25%	16	8506	ANCHNET ShangHai AnchNet Tec, Inc., CN
8	44216	3714.0	0.66%	20	22284	CODITEL, BE
9	204810	3614.0	0.11%	1	3614	QUANTIS, ES
10	37250	3052.0	0.09%	1	3052	EGYPTAIR, EG
11	29084	2653.0	0.08%	131	2653	COMNET-AS, BG
12	201897	2498.0	0.07%	3	2498	RBPASN, LV
13	19058	2298.0	0.14%	28	4596	IRTC-NET - Illinois Rural Telecommunication Co., US
14	43655	2012.5	0.12%	2	4025	SENER, ES
15	198122	1973.0	0.06%	1	1973	DIGITAL-TECHNOLOGY-AS, RU
16	137307	1952.5	0.12%	2	3905	IDNIC-NAM-AS-ID PT Nielsen Audience Measurment, ID
17	7849	1677.7	0.15%	15	5033	CROCKERCOM - CROCKER COMMUNICATIONS, US
18	28187	1474.3	0.31%	7	10320	Stratus Telecomunicacoes Ltda, BR
19	133137	1358.3	0.12%	5	4075	BEMOBILEPNG-AS-AP Bemobile LTD, PG
20	327928	1358.3	0.12%	3	4075	ROYAL-BANK, GH
21	327831	1244.0	0.04%	1	1244	IX-MANAGEMENT-VLAN, DJ
22	7915	1180.0	0.04%	5	1180	DAYTONA-STATE-COLLEGE - Daytona State College Inc, US
23	54465	1145.3	0.10%	5	3436	QPM-AS-1 - QuickPlay Media Inc., US
24	133686	1062.0	0.03%	2	1062	UNICEF-AS UNICEF, IN
25	206492	976.0	0.06%	2	1952	NEXPHONE, CH
26	46573	962.9	0.34%	1016	11555	GLOBAL-FRAG-NETWORKS - Global Frag Networks, US
27	58491	945.5	0.06%	8	1891	INDONAP-AS-ID PT Sarana Mukti Adijaya, ID
28	48672	903.0	0.03%	1	903	OKCIBANK-AS, UA
29	1902	849.3	0.08%	5	2548	PAN-NET Deutsche Telekom Pan-Net s.r.o., SK
30	53066	814.2	0.29%	110	9770	Vetorialnet Inf e Serv de Internet EIRELI - EPP, BR
31	135307	794.5	0.14%	6	4767	GTMH-AS-AP Golden TMH Telecom Co. Ltd, MM
32	18948	735.0	0.02%	3	735	NYMC2000-ARIN - New York Medical College, US
33	263841	677.6	0.10%	5	3388	JOSE DIAS DE OLIVEIRA NETO, BR
34	3450	677.0	0.28%	18	9478	UTK - University of Tennessee, Knoxville, US
35	9503	657.3	0.86%	60	28920	FX-PRIMARY-AS FX Networks Limited, NZ
36	131455	657.0	0.06%	5	1971	ONSITECOMPUTERS-AU 22 Stirling St, AU
37	41176	645.6	0.36%	19	12267	SAHARANET-AS Sahara Net Main NOC AS, SA
38	20612	631.0	0.02%	1	631	SWISSIX, CH
39	3832	630.8	0.37%	20	12616	CINE-NET - Cinenet Communications, US
40	34838	621.0	0.02%	1	621	ALFAINS-AS, RU
41	196742	586.9	0.30%	26	9977	EKRAN-AS, RU
42	201905	570.0	0.02%	1	570	DSPOT, SI
43	18465	504.0	0.16%	11	5544	WORKDAY-01 - Workday, Inc., US
44	3561	461.8	0.52%	472	17550	CENTURYLINK-LEGACY-SAVVIS - Savvis, US
45	206169	442.0	0.01%	1	442	SGBL, LB
46	21086	436.2	0.06%	13	2181	CONSULTAREA, IT
47	61798	424.8	0.06%	5	2124	TELECOM PONTONET, BR
48	25211	423.7	0.04%	67	1271	TELECOMASET-AS, BG
49	59720	412.0	0.04%	3	1236	BOFIBER, NO
50	136587	394.5	0.02%
Total		135135.6	12.94%

50 Most active Prefixes for the past 7 days

RANK	PREFIX	UPDs	%	Origin AS -- AS NAME
1	193.0.132.0/22	21563	0.59%	3203 -- ASVIDEOKANAL, RU
2	157.133.192.0/22	21044	0.58%	135577 -- SAP_DC_SHA SAP, SG
3	157.133.186.0/23	21038	0.58%	135577 -- SAP_DC_SHA SAP, SG
4	157.133.212.0/24	21028	0.58%	135577 -- SAP_DC_SHA SAP, SG
5	157.133.236.0/24	21001	0.58%	135577 -- SAP_DC_SHA SAP, SG
6	103.50.254.0/24	19681	0.54%	55994 -- ANCHNET ShangHai AnchNet Tec, Inc., CN 58879 -- ANCHNET Shanghai Anchang Network Security Technology Co.,Ltd., CN
7	93.181.224.0/20	17825	0.49%	13118 -- ASN-YARTELECOM PJSC Rostelecom, RU
8	93.181.192.0/19	17813	0.49%	13118 -- ASN-YARTELECOM PJSC Rostelecom, RU
9	177.13.9.0/24	17777	0.49%	11338 -- SKY SERVIÇOS DE BANDA LARGA LTDA, BR
10	64.70.30.0/24	17387	0.48%	3561 -- CENTURYLINK-LEGACY-SAVVIS - Savvis, US
11	103.198.184.0/24	14385	0.40%	9503 -- FX-PRIMARY-AS FX Networks Limited, NZ
12	103.198.185.0/24	14302	0.39%	9503 -- FX-PRIMARY-AS FX Networks Limited, NZ
13	91.230.124.0/24	14052	0.39%	41176 -- SAHARANET-AS Sahara Net Main NOC AS, SA 44577 -- SEC_AS, SA
14	46.149.54.0/23	13224	0.36%	51993 -- REGION-TV-AS, UA
15	46.149.60.0/22	13218	0.36%	51993 -- REGION-TV-AS, UA
16	209.59.121.0/24	13135	0.36%	11139 -- CWC-ROC-11139 - Cable & Wireless Dominica, DM
17	116.12.123.0/24	12936	0.36%	5087 -- LANKA-COM Lanka Communication Services, LK
18	134.73.173.0/24	11283	0.31%	46573 -- GLOBAL-FRAG-NETWORKS - Global Frag Networks, US
19	46.149.48.0/23	10959	0.30%	51993 -- REGION-TV-AS, UA
20	46.149.52.0/23	10955	0.30%	51993 -- REGION-TV-AS, UA
21	203.252.142.0/24	10466	0.29%	9459 -- ASKONKUK Konkuk University, KR
22	189.89.208.0/20	10290	0.28%	28187 -- Stratus Telecomunicacoes Ltda, BR
23	46.253.168.0/22	10163	0.28%	44216 -- CODITEL, BE
24	46.253.168.0/21	10019	0.28%	21502 -- ASN-NUMERICABLE, FR 44216 -- CODITEL, BE
25	205.56.129.0/24	8664	0.24%	3475 -- DNIC-AS-03475 - Navy Network Information Center (NNIC), US
26	198.148.151.0/24	8216	0.23%	3832 -- CINE-NET - Cinenet Communications, US
27	216.238.254.0/23	7654	0.21%	13904 -- COSLINK - Cherryland Services Inc, US
28	203.57.91.0/24	7522	0.21%	17559 -- SPECTUM-NON-AP Spectrums Core Network, AU
29	120.50.4.0/23	7308	0.20%	38712 -- TELNET-AS-BD-AP Telnet Communication Limited, BD
30	68.69.37.0/24	6768	0.19%	14858 -- HISNET - Hanson Information Systems, Inc. / Family Net, US 19058 -- IRTC-NET - Illinois Rural Telecommunication Co., US
31	187.49.250.0/24	6629	0.18%	262184 -- IBW Comunicaciones S.A, CR
32	209.126.72.0/21	5837	0.16%	6428 -- CDM - CDM, US
33	209.126.64.0/21	5837	0.16%	6428 -- CDM - CDM, US
34	185.17.130.0/24	5485	0.15%	196742 -- EKRAN-AS, RU
35	209.177.171.0/24	5464	0.15%	18465 -- WORKDAY-01 - Workday, Inc., US
36	161.77.126.0/24	5026	0.14%	7849 -- CROCKERCOM - CROCKER COMMUNICATIONS, US
37	208.45.214.0/24	5009	0.14%	3450 -- UTK - University of Tennessee, Knoxville, US
38	103.235.156.0/24	4941	0.14%	133314 -- BUBBLESERVER-AS Bubble Server LLP, IN
39	68.69.45.0/24	4849	0.13%	14858 -- HISNET - Hanson Information Systems, Inc. / Family Net, US 19058 -- IRTC-NET - Illinois Rural Telecommunication Co., US
40	103.113.84.0/24	4612	0.13%	135307 -- GTMH-AS-AP Golden TMH Telecom Co. Ltd, MM
41	104.237.191.0/24	4426	0.12%	36040 -- YOUTUBE - Google LLC, US
42	208.45.215.0/24	4425	0.12%	3450 -- UTK - University of Tennessee, Knoxville, US 36466 -- COHERE - Cohere Communications, LLC, US
43	199.245.187.0/24	4346	0.12%	3832 -- CINE-NET - Cinenet Communications, US
44	41.89.183.0/24	4335	0.12%	36914 -- KENET-AS, KE
45	41.94.74.0/24	4277	0.12%	327700 -- MoRENet, MZ
46	208.117.250.0/24	4184	0.12%	36040 -- YOUTUBE - Google LLC, US
47	66.71.255.0/24	4083	0.11%	46562 -- TOTAL-SERVER-SOLUTIONS - Total Server Solutions L.L.C., US
48	103.242.164.0/22	4053	0.11%	133137 -- BEMOBILEPNG-AS-AP Bemobile LTD, PG
49	196.13.174.0/24	4030	0.11%	327928 -- ROYAL-BANK, GH
50	103.108.173.0/24	3877	0.11%	137307 -- IDNIC-NAM-AS-ID PT Nielsen Audience Measurment, ID
Total		507401	13.98%

7 Day BGP Profile: 13-May-2018 00:00 - 19-May-2018 23:59 (UTC+1000)

Number of BGP Update Messages:	1855748
Number of Prefix Updates:	3370303
Number of Prefix Withdrawals:	256039
Average Prefixes per BGP Update:	1.95
Average BGP Update Messages per second:	2.68
Average Prefix Updates per second:	5.25
Peak BGP Update Message Rate per second:	6683	(15:38:54 Wed, 16-May-2018)
Peak Prefix Update Rate per second:	39338	(15:37:21 Wed, 16-May-2018)
Peak Prefix Withdraw Rate per second:	20609	(15:38:54 Wed, 16-May-2018)
Prefix Count:	732653
Updated Prefix Count:	328230
Stable Prefix Count:	404423
Origin AS Count:	61055
Updated Origin AS Count:	35117
Stable Origin AS Count:	25938
Unique Path Count:	347439
Updated Path Count:	224007
Stable Path Count:	123432

Hourly Average of Per-Second Updated and Withdrawn Prefix Rate

Hourly Peak of Per-Second Updated and Withdrawn Prefix Rate

Hourly Average Per-Second Updated Prefix Rate by Update Type

Hourly Peak of Per-Second Updated Prefix Rate by Update Type

BGP Table Activity

Cumulative Distribution of per-Prefix and per-AS Updates

Notes

The data has been gathered using a single eBGP peering with AS 131072. The observations of BGP path change are relative to this observation point. The updates are generated by a Quagga BGP implementation providing a timestamped log of incoming update messages. The timezone of this monitoring point is UTC+1000. Updates are processed on a 24 hour cycle.